If you're working on a project that has knowledge silosóin other words, little pockets of code that only one or two people understandóthen collective code ownership might seem daunting. Which of XP practices addresses this problem best of all, coming in as a help to study the code that you are not familiar with?

No need to worry about this question bank, now yes, with pair programming people learn from each other and it ensure implementation of coding and design rules in practice since people sit together and work.